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    <title>答题大纲 - 快答答题</title>
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<body>
    <!-- 标题栏 -->
    <header id="header">
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            <a href="index.html" class="back">
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            </a> 
            <div class="top_tit">答题大纲</div>
        </div>
    </header>

    <!-- 主内容区 -->
    <div id="content_div">
        <div class="outline-header">
            <h1 class="outline-title">2023年度知识竞赛大纲</h1>
            <p class="outline-subtitle">本大纲包含所有考试知识点，系统学习可显著提高答题正确率</p>
        </div>
        
        <!-- 大纲统计 -->
        <div class="stats-container">
            <div class="stat-item">
                <div class="stat-value">128</div>
                <div class="stat-label">知识点总数</div>
            </div>
            <div class="stat-item">
                <div class="stat-value">12</div>
                <div class="stat-label">章节数量</div>
            </div>
            <div class="stat-item">
                <div class="stat-value">96%</div>
                <div class="stat-label">覆盖考试内容</div>
            </div>
        </div>
        
        <!-- 大纲卡片 - 健康知识 -->
        <div class="outline-card">
            <div class="section-header">
                <div class="section-icon">
                    <i class="fas fa-heartbeat"></i>
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                <h3 class="section-title">健康与生活</h3>
            </div>
            
            <div class="outline-content">
                <div class="outline-item">
                    <div class="item-number">1</div>
                    <div class="item-content">
                        <div class="item-title">长期用耳机容易诱发耳聋，是因为？</div>
                        <div class="item-excerpt">耳机音量较大，容易造成听觉疲劳或者导致人体内耳的毛细胞死亡...</div>
                    </div>
                </div>
                
                <div class="outline-item">
                    <div class="item-number">2</div>
                    <div class="item-content">
                        <div class="item-title">人体每天需要多少小时的睡眠？</div>
                        <div class="item-excerpt">成年人每天需要7-9小时睡眠，睡眠不足会影响认知功能和免疫力...</div>
                    </div>
                </div>
                
                <div class="outline-item">
                    <div class="item-number">3</div>
                    <div class="item-content">
                        <div class="item-title">哪种食物富含Omega-3脂肪酸？</div>
                        <div class="item-excerpt">深海鱼类如三文鱼、沙丁鱼等富含Omega-3脂肪酸，对心脑血管健康有益...</div>
                    </div>
                </div>
            </div>
        </div>
        
        <!-- 大纲卡片 - 科学技术 -->
        <div class="outline-card">
            <div class="section-header">
                <div class="section-icon">
                    <i class="fas fa-microchip"></i>
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                <h3 class="section-title">科学与技术</h3>
            </div>
            
            <div class="outline-content">
                <div class="outline-item">
                    <div class="item-number">1</div>
                    <div class="item-content">
                        <div class="item-title">5G通信技术的主要优势是什么？</div>
                        <div class="item-excerpt">5G具有高速率、低时延和大连接三大特性，将推动物联网、自动驾驶等应用...</div>
                    </div>
                </div>
                
                <div class="outline-item">
                    <div class="item-number">2</div>
                    <div class="item-content">
                        <div class="item-title">量子计算与传统计算的主要区别？</div>
                        <div class="item-excerpt">量子计算利用量子比特的叠加和纠缠特性，解决某些问题比传统计算机快指数级...</div>
                    </div>
                </div>
            </div>
        </div>
        
        <!-- 大纲卡片 - 历史文化 -->
        <div class="outline-card">
            <div class="section-header">
                <div class="section-icon">
                    <i class="fas fa-landmark"></i>
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                <h3 class="section-title">历史与文化</h3>
            </div>
            
            <div class="outline-content">
                <div class="outline-item">
                    <div class="item-number">1</div>
                    <div class="item-content">
                        <div class="item-title">中国四大发明包括哪些？</div>
                        <div class="item-excerpt">造纸术、印刷术、火药和指南针，这些发明对世界文明发展产生了深远影响...</div>
                    </div>
                </div>
                
                <div class="outline-item">
                    <div class="item-number">2</div>
                    <div class="item-content">
                        <div class="item-title">丝绸之路的历史意义是什么？</div>
                        <div class="item-excerpt">促进了东西方经济文化交流，传播了中国的丝绸、瓷器和技术，也引进了外来文化和商品...</div>
                    </div>
                </div>
            </div>
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                <i class="fas fa-book"></i> 开始学习
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                <i class="fas fa-pen"></i> 模拟测试
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